νᾶφε καὶ μέμνασο ἀπιστεῖν → keep a clear head and remember not to believe a thing (Epicharmus fr. 250)
subs.
P. and V. τέκτων, ὁ.
Of a carpenter, adj. P. τεκτονικός.
Carpenter's rule: P. and V. κανών, ὁ.